diff --git a/src/lmic/lmic_as923.c b/src/lmic/lmic_as923.c
index a96ffa5b..98955716 100644
--- a/src/lmic/lmic_as923.c
+++ b/src/lmic/lmic_as923.c
@@ -56,10 +56,10 @@ static CONST_TABLE(u1_t, maxFrameLens_dwell0)[] = {
 	59+5,   // [1]
 	59+5,   // [2]
 	123+5,  // [3]
-	230+5,  // [4]
-	230+5,  // [5]
-	230+5,  // [6]
-	230+5   // [7]
+	250+5,  // [4]
+	250+5,  // [5]
+	250+5,  // [6]
+	250+5   // [7]
 };
 
 // see table in 2.7.6 -- this assumes UplinkDwellTime = 1.